Description: Division property of the prime power function. (Contributed by Mario Carneiro, 10-Aug-2015)
Ref | Expression | ||
---|---|---|---|
Assertion | pcqdiv | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp2l | |
|
2 | qcn | |
|
3 | 1 2 | syl | |
4 | simp3l | |
|
5 | qcn | |
|
6 | 4 5 | syl | |
7 | simp3r | |
|
8 | 3 6 7 | divcan1d | |
9 | 8 | oveq2d | |
10 | simp1 | |
|
11 | qdivcl | |
|
12 | 1 4 7 11 | syl3anc | |
13 | simp2r | |
|
14 | 3 6 13 7 | divne0d | |
15 | pcqmul | |
|
16 | 10 12 14 4 7 15 | syl122anc | |
17 | 9 16 | eqtr3d | |
18 | 17 | oveq1d | |
19 | pcqcl | |
|
20 | 10 12 14 19 | syl12anc | |
21 | 20 | zcnd | |
22 | pcqcl | |
|
23 | 22 | 3adant2 | |
24 | 23 | zcnd | |
25 | 21 24 | pncand | |
26 | 18 25 | eqtr2d | |